If you thought corporate titans spent all their time ensconced in ivory towers — too important to engage in social media — think again. Here’s a chart based on research that ranks the top 25 most social-media-active chief information officers CIOs of the Fortune 250.These social scores, developed by Social Strategist and Forbes columnist Mark Fidelman for cross-platform enterprise software developer harmon.ie, list which CIOs are the most socially active by examining and compiling activity on LinkedIn, Twitter and Google+ accounts, as well as counting mentions on social networks, corporate and individual blogs, Alexa scores, and simply Googling their information.

via Top 25 Most Social CIOs: Who’s the Most Active in Social Media? [CHART].